名词
中文翻译：隆起的环状物
同义词：
['bulge', 'swelling', 'swelling ring']
例句：
-
1.The bulging ring on the doorknob is a sign of wear and tear.
门把手上的隆起环是磨损的迹象。
-
2.The swelling ring around his neck was caused by an infection.
他脖子上的肿胀环是由感染引起的。
-
3. The swelling ring on her wrist was due to an injury.
她手腕上的肿胀环是由于受伤造成的。